import * as monaco from 'monaco-editor/esm/vs/editor/editor.api.js';
import { ICompletionInfo } from '../type';
export declare const getEmptyCompletion: (currentWord: string) => {
    suggestions: {
        label: string;
        kind: monaco.languages.CompletionItemKind;
        insertText: string;
    }[];
} | null;
/**
 * 一个简单的可取消的promise
 */
declare class CancelablePromise<T> {
    private cancelMethod;
    promise: Promise<T>;
    constructor(executor: (resolve: (value: T | PromiseLike<T>) => void, reject: (reason?: any) => void) => void);
    cancel(): void;
    then(onFulfilled: (value: T) => void): Promise<void>;
}
/**
 * 用于请求字段的值的工具类。
 */
export declare class ValueCompletion {
    editor: monaco.editor.IStandaloneCodeEditor;
    currentSpl: string;
    currentField: string;
    currentSuggestions: monaco.languages.CompletionItem[] | null;
    getFieldValue?: (spl: string, field: string) => Promise<string[]>;
    currentRequest: CancelablePromise<monaco.languages.CompletionItem[]> | null;
    initValueCompletionRequest({ spl, field, position, currentWord, completionInfo }: {
        spl: string;
        currentWord: string;
        field: string;
        position: monaco.Position;
        completionInfo: ICompletionInfo;
    }): void;
    getValueSuggestiongs(spl: string, field: string): monaco.languages.CompletionItem[] | undefined;
    setGetFieldValue(getFieldValue: (spl: string, field: string) => Promise<string[]>): void;
    constructor(editor: monaco.editor.IStandaloneCodeEditor, getFieldValue?: (spl: string, field: string) => Promise<string[]>);
}
export {};